editor/libeditor/tests/test_bug1332876.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=1332876
   5 -->
   6 <head>
   7   <meta charset="utf-8">
   8   <title>Test for Bug 1332876</title>
   9   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <script src="/tests/SimpleTest/EventUtils.js"></script>
  11   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  12 </head>
  13 <body>
  14 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1332876">Mozilla Bug 1332876</a>
  15 <p id="display"></p>
  16 <div id="content" style="display: none">
  17 </div>
  18
  19 <iframe srcdoc="<html><body><span>Edit me!</span>"></iframe>
  20
  21 <pre id="test">
  22
  23 <script type="application/javascript">
  24
  25 /** Test for Bug 1332876 **/
  26 SimpleTest.waitForExplicitFinish();
  27 SimpleTest.waitForFocus(function() {
  28   let iframe = document.querySelector("iframe");
  29   iframe.contentDocument.designMode = "on";
  30
  31   iframe.contentWindow.addEventListener("keypress", function() {
  32     info("Hiding the iframe...");
  33     iframe.style.display = "none";
  34     document.body.offsetHeight;
  35     ok(true, "did not crash");
  36     SimpleTest.finish();
  37   }, {once: true});
  38
  39   iframe.contentWindow.addEventListener("click", function() {
  40     info("Waiting keypress event...");
  41     // Use another macro task for avoiding impossible event nesting.
  42     SimpleTest.executeSoon(() => {
  43       synthesizeKey("a", {}, iframe.contentWindow);
  44     });
  45   }, {once: true});
  46
  47   let span = iframe.contentDocument.querySelector("span");
  48   ok(span != null, "The span element should've been loaded in the iframe");
  49   info("Waiting click event to focus the iframe...");
  50   synthesizeMouseAtCenter(span, {}, iframe.contentWindow);
  51 });
  52
  53 </script>
  54
  55 </pre>
  56 </body>
  57 </html>